function loginMover(obj){
	obj.src = "images/denglu_o.gif";
}

function loginMout(obj){
	obj.src = "images/denglu_m.gif";
}


var request;
function createRequest() {
  try {
    request = new XMLHttpRequest();
  } catch (trymicrosoft) {
    try {
    
      request = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (othermicrosoft) {
      try {
        request = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (failed) {
        request = false;
      }
    }
  }
  if (!request)
    alert("Error initializing XMLHttpRequest!");